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Yanai

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Yanai Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Yanai year round climate

  • Spring (March–May): Average 52–66°F, mild climate, but relatively high rainfall, especially abundant in April and May. Common activities: Hiking, flower viewing (e.g., cherry blossoms, azaleas, depending on blooming conditions). Recommended clothing: Light jacket, long-sleeved shirt, rain gear.
  • Summer (June–August): Average 73–86°F, hot and humid, with relatively high rainfall, especially the most rainfall in July. Common activities: Beach activities, sightseeing at summer resorts. Recommended clothing: Light and breathable clothing, short sleeves, hat, sunscreen.
  • Autumn (September–November): Average 59–81°F, comfortable and pleasant climate, rainfall gradually decreases. Common activities: Maple viewing (depending on leaf color change), outdoor excursions. Recommended clothing: Long-sleeved shirt, light jacket, comfortable shoes.
  • Winter (December–February): Average 43–46°F, cold and dry, low rainfall. Common activities: Hot spring experience, indoor activities. Recommended clothing: Warm coat, sweater, scarf, hat.

Yanai climatological average

Annual average temperature: approx. 64.0°F / Annual rainfall: approx. 2156 mm / Summer humidity: 70%–80% / Rainiest month: July

Yanai monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
43.7°F
54.5
February
44.8°F
101
March
52.3°F
166.4
April
61.3°F
238.8
May
66.9°F
283.6
June
73.9°F
297.4
July
82.8°F
306.2
August
86°F
179.8
September
81.7°F
261.4
October
68.7°F
77.9
November
59.4°F
129
December
46.9°F
60.9

Yanai weather for the next seven days

1/30
Friday
Sunny
43.6°F/32.8°F
1/31
Saturday
Partly Cloudy
45°F/32.5°F
2/1
Sunday
Patchy rain nearby
46.3°F/36.2°F
2/2
Monday
Patchy rain nearby
46.8°F/34.5°F
2/3
Tuesday
Sunny
47.1°F/34.3°F
2/4
Wednesday
Overcast
51.1°F/37.9°F
2/5
Thursday
Patchy rain nearby
53.9°F/42.3°F